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Finding the Fourth Proportional to 223,010.70, 334,516.05 and 73,274.10

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Solution

The fourth proportional to 223,010.70, 334,516.05 and 73,274.10 is: 109,911.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,010.70 : 334,516.05 = 73,274.10 : x
  2. Step 2: Convert to fraction form
    223,010.70/334,516.05 = 73,274.10/x
  3. Step 3: Cross multiply
    223,010.70x = 334,516.05 × 73,274.10
  4. Step 4: Simplify right side
    223,010.70x = 24,511,362,499.31
  5. Step 5: Solve for x
    x = 24,511,362,499.31/223,010.70
  6. Step 6: Final answer
    x = 109,911.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.